<template>
  <div>
    <h4 class="lighter">
      <i class="ace-icon fa fa-hand-o-right icon-animated-hand-pointer blue"></i>
      <router-link to="/business/course" class="pink"> {{ course.name }}</router-link>
      ：
      <i class="ace-icon fa fa-hand-o-right icon-animated-hand-pointer blue"></i>
      <router-link to="/business/chapter" class="pink"> {{ chapter.name }}</router-link>
    </h4>
    <hr>
    <p>
      <router-link to="/business/chapter" class="btn btn-white btn-default btn-round">
        <i class="ace-icon fa fa-arrow-left"></i>
        返回大章
      </router-link>
      &nbsp;
      <button @click="add()" class="btn btn-white btn-default btn-round">
        <i class="ace-icon fa fa-edit"></i>
        新增
      </button>
      &nbsp; &nbsp;
      <button @click="list(1)" class="btn btn-white btn-default btn-round">
        <i class="ace-icon fa fa-refresh"></i>
        刷新
      </button>
    </p>

    <!--分页组件 -->
    <pagination ref="pagination" :list="list" :itemCount="7"></pagination>

    <table id="simple-table" class="table  table-bordered table-hover">
      <thead>
      <tr>
        <th>id</th>
        <th>标题</th>
        <th>VOD</th>
        <th>时长</th>
        <th>收费</th>
        <th>顺序</th>
        <th>操作</th>
      </tr>
      </thead>
      <tbody>
      <tr v-for="section in sections">
        <td>{{ section.id }}</td>
        <td>{{ section.title }}</td>
        <td>{{ section.video }}</td>
        <td>{{ section.time |formatSecond }}</td>
        <td>{{ SECTION_CHARGE | optionKV(section.charge) }}</td>
        <td>{{ section.sort }}</td>
        <td>
          <div class="hidden-sm hidden-xs btn-group">
            <button v-on:click="play(section)" class="btn btn-xs btn-info">
              <i class="ace-icon fa fa-video-camera bigger-120"></i>
            </button>
            <button @click="edit(section)" class="btn btn-xs btn-info">
              <i class="ace-icon fa fa-pencil bigger-120"></i>
            </button>
            <button @click="del(section.id)" class="btn btn-xs btn-danger">
              <i class="ace-icon fa fa-trash-o bigger-120"></i>
            </button>

          </div>
        </td>
      </tr>
      </tbody>
    </table>

    <div id="form-modal" class="modal fade" tabindex="-1" role="dialog">
      <div class="modal-dialog" role="document">
        <div class="modal-content">
          <div class="modal-header">
            <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span
                aria-hidden="true">&times;</span></button>
            <h4 class="modal-title">表单</h4>
          </div>
          <div class="modal-body">
            <form class="form-horizontal">
              <div class="form-group">
                <label class="col-sm-2 control-label">标题</label>
                <div class="col-sm-10">
                  <input v-model="section.title" class="form-control"
                         placeholder="标题">
                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">课程</label>
                <div class="col-sm-10">
                  <p class="form-control-static">{{ course.name }}</p>
                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">大章</label>
                <div class="col-sm-10">
                  <p class="form-control-static">{{ chapter.name }}</p>
                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">视频</label>
                <div class="col-sm-10">
                  <vod :text="'上传视频'"
                       :input-id="'video-upload'"
                       :suffixs="['mp4']"
                       :use="FILE_USE.COURSE.key"
                       :after-upload="afterUpload">
                  </vod>

                  <div v-show="section.video" class="row">
                    <div class="col-md-9">
                      <player v-bind:player-id="'form-player-div'"
                              ref="player"></player>
                      <video v-bind:src="section.video" id="video" controls="controls" class="hidden"></video>
                    </div>
                  </div>

                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">时长</label>
                <div class="col-sm-10">
                  <input v-model="section.time" class="form-control"
                         placeholder="时长">
                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">视频</label>
                <div class="col-sm-10">
                  <input v-model="section.video" class="form-control" disabled>
                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">VOD</label>
                <div class="col-sm-10">
                  <input v-model="section.vod" class="form-control" disabled>
                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">收费</label>
                <div class="col-sm-10">
                  <select v-model="section.charge" class="form-control">
                    <option v-for="o in SECTION_CHARGE" :value="o.key">{{ o.value }}</option>
                  </select>
                </div>
              </div>
              <div class="form-group">
                <label class="col-sm-2 control-label">顺序</label>
                <div class="col-sm-10">
                  <input v-model="section.sort" class="form-control"
                         placeholder="顺序">
                </div>
              </div>
            </form>
          </div>
          <div class="modal-footer">
            <button type="button" class="btn btn-default" data-dismiss="modal">取消</button>
            <button @click="save" type="button" class="btn btn-primary">保存</button>
          </div>
        </div><!-- /.modal-content -->
      </div><!-- /.modal-dialog -->
    </div><!-- /.modal -->

    <modal-player ref="modalPlayer"></modal-player>
  </div>
</template>

<script>

import Pagination from "@/components/pagination";
import Vod from "../../components/vod";
import Player from "@/components/player";
import ModalPlayer from "../../components/modal-player";

export default {
  components: {ModalPlayer, Player, Pagination, Vod},
  name: 'business-section',
  data: function () {
    return {
      section: {},
      sections: [],
      SECTION_CHARGE: SECTION_CHARGE,
      FILE_USE: FILE_USE,
      course: {},
      chapter: {},
    }
  },
  methods: {
    /**
     * 点击【新增】
     */
    add() {
      let _this = this
      _this.section = {}
      $("#form-modal").modal("show")
    },

    /**
     * 点击【编辑】
     */
    edit(section) {
      let _this = this
      _this.section = $.extend({}, section)
      $("#form-modal").modal("show")
    },

    /**
     * 列表查询
     */
    list(page) {
      let _this = this
      Loading.show()
      _this.$api.post(process.env.VUE_APP_SERVER + '/business/admin/section/list', {
        page: page,
        size: _this.$refs.pagination.size,
        courseId: _this.course.id,
        chapterId: _this.chapter.id
      }).then((res) => {
        Loading.hide()
        let resp = res.data
        _this.sections = resp.content.list
        //重新渲染
        _this.$refs.pagination.render(page, resp.content.total)
      })
    },

    /**
     * 点击【保存】
     */
    save() {
      let _this = this
      _this.section.video = "";

      // 保存校验
      if (1 != 1
          || !Validator.require(_this.section.title, "标题")
          || !Validator.length(_this.section.title, "标题", 1, 50)
          || !Validator.length(_this.section.video, "视频", 1, 200)
      ) {
        return;
      }

      _this.section.courseId = _this.course.id
      _this.section.chapterId = _this.chapter.id

      Loading.show()
      _this.$api.post(process.env.VUE_APP_SERVER + '/business/admin/section/save', _this.section).then((res) => {
        Loading.hide()
        let resp = res.data
        if (resp.success) {
          $("#form-modal").modal("hide")
          _this.list(1)
          Toast.success("保存成功！")
        } else {
          Toast.warning(resp.message)
        }
      })
    },

    /**
     * 点击【删除】
     */
    del(id) {
      let _this = this
      Confirm.show("删除小节后不可恢复, 确认删除 !", function () {
        Loading.show()
        _this.$api.delete(process.env.VUE_APP_SERVER + '/business/admin/section/delete/' + id).then((res) => {
          Loading.hide()
          let resp = res.data
          if (resp.success) {
            _this.list(1)
            Swal.fire(
                '删除成功!',
                '删除成功！',
                'success'
            )
          }
        })
      })
    },
    afterUpload(resp) {
      let _this = this
      let video = resp.content.path;
      let vod = resp.content.vod;
      _this.section.video = video;
      _this.section.vod = vod;
      _this.getTime()
      _this.$refs.player.playUrl(video);
    },
    /**
     * 获取时长
     */
    getTime() {
      let _this = this;
      setTimeout(function () {
        let ele = document.getElementById("video");
        _this.section.time = parseInt(ele.duration, 10);
      }, 1000);
    },
    /**
     * 播放视频
     * @param section
     */
    play(section) {
      let _this = this;
      _this.$refs.modalPlayer.playVod(section.vod);
    }
  },

  mounted() {
    let _this = this
    //设置初始化当前页显示几条（分页插件内置默认显示10条）
    _this.$refs.pagination.size = 5
    let course = SessionStorage.get(SESSION_KEY_COURSE) || {}
    let chapter = SessionStorage.get(SESSION_KEY_CHAPTER) || {}
    if (Tool.isEmpty(course) || Tool.isEmpty(chapter)) {
      _this.$router.push("/welcome")
    }
    _this.course = course
    _this.chapter = chapter

    _this.list(1)

    this.$parent.activeSidebar("business-course-sidebar")
  }
}

</script>
<style scoped>
video {
  width: 100%;
  height: auto;
  margin-top: 10px;
}
</style>
